Telewisɔn kuran tiɲɛni: yɛrɛdɔn, a dilancogo ani a gɛlɛyaw ɲɛnabɔli

Telewisɔn ka kuran dɛsɛko danfaralen dɔ ye minɛn in baarakɛbaliya ye pewu a donna ɛntɛrinɛti la. O cogo la, mankan ni ja dɔrɔn tɛna kɛ yen, nka baara jiralan fana tɛna kɛ yen. Walasa ka telewisɔn ka kuran dilan, aw ka kan ka fɔlɔ ka gɛlɛya in sɛgɛsɛgɛli kɛ ka ɲɛ.

Baarakɛbaliya jirali – telewisɔn yɔrɔ tiɲɛni dɔncogo

Kuranko mana kɛ fɛn o fɛn ye, siga t’a la ko o bɛna nɔ bila telewisɔn baara la. Nin taamasiɲɛ ninnu bɛ tiɲɛni jira nin fɛn in na:

• Telewisɔn tɛ wuli
• taamasiyɛn yeelen bɛ faga;
• pulse transformateur ka fiyɛkan bɛ mɛn, ka telewisɔn tɛ baara kɛ, bawo kuran lakanani minɛn bɛ baara la (o fana bɛ se ka kɛ LED kɔkanna yeelen tiɲɛni taamasiɲɛ ye).

Ni telewisɔn bɛ daminɛ cogo bɛnnen na ni fɛn caman jirali ye mankan walima ja la, a ka c’a la, o jɔrɔnankow bɛ sɔrɔ kun wɛrɛ fɛ, wa u tɛ sɔrɔ kuran tiɲɛni fɛ. O waati kelen na, danfara dɔw bɛ nin sariya in na ni gɛlɛya min kɛra, o bɛ tali kɛ cogo dɔ la ni kuran ye:

• taamasiyɛn bɛ kɛnɛ kan , nka telewisɔn tɛ daminɛ ;
• ni i ye fanga butɔni digi minɛn yɛrɛ kan, telewisɔn tɛ daminɛ;
• a daminɛ na, mankan dɔrɔn de bɛ bɔ, wa waati dɔ tɛmɛnen kɔfɛ dɔrɔn – ja dɔ;
• ja jiracogo nɔrɔlen ani mankan fɔcogo bɛ bɔ dɔrɔn telewisɔn daminɛ ni a fagalen kɔ siɲɛ caman;
• jiribolow yecogo bɛ yen , kɔkan mankan, ja karilen dɔ.

Dɛsɛ sababuba minnu bɛ yen

Kuranko dɛsɛ min bɛ telewisɔn LEDw la bi, o ye gɛlɛyaw dɔ ye min ka ca kosɛbɛ. Fɛn caman bɛ se ka tiɲɛni kɛ, nka dɔnnikɛlaw ye kunba 4 jira:

1. Voltage bεε bε bεn rezow ma (bεnkan min bε bεn bɔli ma min bε Dɔgɔya kosɛbɛ walima min bε Fàra o kan). K’a sababu kɛ tension bɛ to ka pan, telewisɔn baara tɛ juguya dɔrɔn, nka a yɔrɔw fana bɛ kɛ fɛn ye min tɛ se ka baara kɛ ni a ye. Walasa ka gɛlɛyaw tanga minnu bɛ sɔrɔ tension basigibali fɛ, a ka fisa aw ka stabilisateur kɛ.
2. Sɛrɛkili surun . A bɛ se ka kɛ sababu ye ka minɛn yɔrɔ caman ni a yɔrɔ caman jeni, hali kuran sɔrɔcogo.
3. Fuse fiyɛlilan fiyɛlen don . Labɛnni jiralan bɛna fɔlɔ ka fɛn jenilen dɔ fɔ – a tɛna yeelen bɔ.
4. Kondensatɛri tiɲɛni . Gɛlɛya min bɛ sɔrɔ tuma caman, kɛrɛnkɛrɛnnenya la ni aw bɛ baara kɛ ni telewisɔn ye waati jan kɔnɔ. Kondensɛri ka sɛgɛn bɛ nɔ bila waati dɔɔnin dɔrɔn de la ka tɛmɛ kɛnɛmafɛnw kan. Nin yɔrɔ in dɛsɛ bɛ se ka dɔn ni ɲɛkisɛw sɛgɛsɛgɛli ye a ka funu taamasiɲɛ fɛ (bulge).

Ninnu fana bɛ kɛ sababu ye ka kuran sɔrɔcogo juguw kɛ:

• baarakɛcogo ladilikanw labatoli;
• waati cogoya maracogo tiɲɛni ;
• minɛn in tigɛli k’a sɔrɔ a ma se ka minɛn in dɔn ani k’a dɔn.

Telewisɔn tɛ sɔn ka yɛlɛma barikamaw kɛ funteni ni nɛnɛ na. Ni aw ye a san nɛnɛ waati la ka na n’a ye so sumalen kɔnɔ, aw kana minɛn in da joona walasa a kɔnɔna kana jigin ani ka a yɔrɔ nafamaw tiɲɛ joona.

Walasa ka minɛn sɔngɔ gɛlɛnw yɛrɛ dilan, aw ka kan ka kɛ ni fɛɛrɛ jɔnjɔnw ye ani baarakɛminɛn kɛrɛnkɛrɛnnenw. Ni nin bɛɛ tɛ yen, a ka fisa aw ka teliya ka taa atelier la.

Telewisɔn ka kuran sɔrɔcogo sɛgɛsɛgɛli sani a ka dilan

Walasa ka kuran tiɲɛni sɛgɛsɛgɛli kɛ ka ɲɛ, aw ka kan ka wale damadɔw kɛ minnu bɛ kɛ ka kɛɲɛ ni u ye.

Telewisɔn ka fɛnw bɔli ɲɔgɔn na

Gɛlɛya sababu dɔnni bɛ daminɛ ni minɛn in tigɛli ye. Walisa k’o kɛ, buruburuw bɛ bɔ telewisɔn kɔfɛ walasa ka don da wuli ka taa kuran fan fɛ. Telewisɔn suguya wɛrɛw la, kuran sɔrɔyɔrɔw bɛ sɔrɔ cogoya wɛrɛw la, o la, a tɛ se ka kɛ tuma bɛɛ ka nin fɛn in ye joona datugulan bɔlen kɔfɛ. Ni o cogo kelen dɔrɔn de b’i bolo, o tuma na, a ka c’a la, kuran sɔrɔli bɛ datugu ni lakanani datugulan ye min dilannen don ni nɛgɛ ye.

Telewisɔn modɛli dɔw la, lakanani wɛrɛw bɛ se ka bila kɛrɛnkɛrɛnnenya la kuran dilancogo la. O siratigɛ la, aw bɛna tɛmɛ taabolo damadɔ fɛ ka juruw bɔ minnu bɛ yɔrɔ ɲininen labɛn.

Kuranko minɛn dɔnni

Walasa ka wale wɛrɛw kɛ, a ka kan ka telewisɔn ka kuran yɔrɔw cogoya faamuya ka jɛya. Bi modɛliw bɛɛ tɛ ni kuran kelen ye, nka u ka ca ni u ye. U bɛ sɔrɔ, i n’a fɔ sariya, yɔrɔ kelen na – pankurun. Nin pankurun in danfara ka nɔgɔn ni tɔw ye : ka fara kondansɛriw ni fɛn wɛrɛw kan, transformateur 3 nɛrɛma ni jɛman bɛ a kɔnɔ. Telewisɔn ka kuran dilancogo bɛ kɛ ni nin fɛn ninnu ye:

1. Standby kuran dilancogo . A ka baara kunba ye ka telewisɔn mara a labɛncogo la ani ka cikan nataw makɔnɔ. O cogoya bɛ jira ni LED jiralan ye min bɛ yeelen bɔ. Walasa ka baara kɛ cogo bɛnnen na, 5V ka kan ka kɛ tension ye, o min bɛ di telewisɔn ma, o bɛ sɔrɔ duty element fɛ.
2. Invertɛri bloki . Baara kunba ye ka fanga Di porosesɛri ma. Ni o baara tiɲɛna, n’i y’a ɲini ka telewisɔn da, i bɛna wuli joona ka taa sunɔgɔ cogo la. O sababu Bɔra a la ko porosesɛri, k’a sɔrɔ a ma baarakɛcogo dafalen Sɔrɔ ka Bɔ inverter fɛ, o bɛ wale wɛrɛw baara Dabila ka Segin jɔli cogo la.
3. PFC bloki . O yɔrɔ in baara kunba ye ka fanga-falen-falen-falen-falen-falen-falen-falen-falen-falen-falen-falen-falen-falen-falen-falen-falen-falen-falen-falen-falen-falen-falen-falen-falen-falen-falen-falen-falen-falen-falen-falen-falen-falen-falen-falen-falen-falen-falen-falen-falen-falen-falen-falen-falen-falen-falen-falen. Fɔlɔ ye wajibi ye walasa telewisɔn ka baara kɛ, o waati kelen na, a bɛ se ka dɔ fara fanga tacogo kan kosɛbɛ ani ka nɔ bila kondansɛriw sɛgɛnni teliya la, o min bɛ nɔ jugu bila kuran sɔrɔyɔrɔ bɛɛ ka ɲɛnamaya la. Fanga min bɛ baara la, o bɛ wale nafama dɔ kɛ, wa fanga min bɛ baara kɛ, o bɛ wuli dɔrɔn ka taa doni la ka bɔ jɛnɛrato la ka segin jɛnɛrato la.

Nafama kuran sɔrɔcogo kan: https://youtu.be/vH8Nv1pZu8k Telewisɔn kuran minɛn n’a yɔrɔ kolomaw ɲɛfɔlen don nin wideo in kɔnɔ: https://www.youtube.com/watch?v=p3YTt9Cb3Kk

Gɛlɛyaw ɲɛnabɔli

Ni aw ye aw yɛrɛ dɔn minɛn in kɔnɔfɛnw na, aw bɛ taa a sɛgɛsɛgɛli la. Ni aw bɛ baara kɛ ni sɛgɛsɛgɛlikɛlan ye, aw bɛ standby kuran bɔli da wuli – a nɔ ka kan ka kɛ 5V ye. Ni tension (kurunba) ka dɔgɔ ni nin taamasiyɛn in ye walima ni a tɛ yen pewu, a ka c’a la, gɛlɛya ye kondensatɛriw dɛsɛlenw ye. Walasa k’o dɔn, o yɔrɔw sɛgɛsɛgɛli nɔgɔman bɛ bɔli kɛ – u bɛna kɛ jirisunw ye. Telewisɔn ka kuran sɔrɔyɔrɔw yɔrɔ minnu ka gɛlɛn kosɛbɛ, olu ye filɛri kondansɛriw ye, minnu bɛ bɔnɛ u tɔgɔlafɛnw na joona ka tɛmɛ tɔw kan. O cogo la, fɛn tiɲɛnen tɛ tiɲɛni yelen sɔrɔ tuma bɛɛ. Filɛri jugu bɛ na ni kuran baarakɛyɔrɔ baarakɛbaliya ye, inverter ka dɛsɛ, porogaramuw tiɲɛni microcircuits kɔnɔ pankurun kan. Ni kondensatɛriw bɛ OK, aw bɛ fiyɛlilan lajɛ. O kama, mankan dɔ bɛ kɛ, min bɛna a dɔn ni kurukurunin dɔ bɛ yen walima ni a tɛ yen. Aw ka kan fana ka pankurun kɔrɔbɔ ka bɔ kɔfɛ fan fɛ, o kama aw ka kan ka fɔlɔ ka fɛn in bɔ karamɔgɔ la. Aw bɛ nin deviation ninnu lajɛ resistors kan:

• dibi donli;
• faraw;
• dantigɛliw ka soldering jugu;
• danfara minnu bɛ siraw ni ɲɔgɔn cɛ.

Nin bɛɛ bɛ se ka kɔrɔbɔ ni ɲɛ ye, ka tila ka gɛlɛya ɲɛnabɔcogo latigɛ. Ni sɛgɛsɛgɛli ma foyi jira, aw bɛ rezistiw lajɛ ni multimètre ye. Fali dɔ bɛna jira ni zeru resistance ye.

Telewisɔn kuran dilancogo ɲɛfɔli senfɛ-senfɛ

Bi telewisɔnw ka kuran sɔrɔyɔrɔw bɛ ni, a ka c’a la, kafoda cogoya dɔ ye. Danfara minnu bɛ yen, olu bɛ Jigin dɔrɔn ɛntɛrinɛti yɔrɔw bonya n’u bɔli fanga la. O siratigɛ la, sɛgɛsɛgɛli ni dilan bɛ kɛ ka kɛɲɛ ni fɛɛrɛ kelen ye. Dunan telewisɔn ka kuran dilancogo sɛrɛkili cogoya:

Baarakɛminɛnw ni fɛn minnu wajibiyalen don

Walasa ka dilanw kɛ, aw ka kan ka baarakɛminɛnw ni fɛnw mara, ni o tɛ, a tɛna se ka baarakɛbaliya ban cogo la:

• solder nɛgɛ min bɛ se ka ladilan;
• solder, dɔlɔ (gazi min saniyalen don), flux;
• solder bɔlan;
• visɛriw bɛ sɔrɔ seti dɔ kɔnɔ;
• nɛgɛ tigɛlanw (kɛrɛfɛ tigɛlanw);
• pince (pinɛtiri) ;
• sɛgɛsɛgɛlikɛla (multimɛtiri);
• lanpan ye watt 100 ye.

Telewisɔn kuran dilancogo daminɛni na, i ka kan ka modɛli ja sɛrɛkili dɔ sɔrɔ i bolo (ni dɔ tɛ yen, i bɛ se k’a telesarse ɛntɛrinɛti kan a dilabaga ka siti ofisiyali kan).

Ladilikan minnu bɛ kɛ senfɛ-senfɛ walasa ka kuran sɔrɔcogo gɛlɛyaw ɲɛnabɔ

Ni aw tugura gɛlɛyaw ɲɛnabɔcogo la, aw bɛ se ka telewisɔn ka kuran tiɲɛni kunbabaw dɔn ani k’u dilan:

1. An bɛ kuran juru, sosɛti ani / walima kuran juru lajɛ ni a tiɲɛna.
2. An bɛ telewisɔn faranfasi ka ɛntɛrinɛti tablo bila.
3. An bɛ kuran dilancogo pankurunw sɛgɛsɛgɛ, k’a jira ni kondensatɛriw bɛ yen minnu fununen don, ni fɛn minnu bɛ pɛrɛn, ni rezistiw bɛ yen minnu bɛ charge.
4. An bɛ solder lajɛ, kɛrɛnkɛrɛnnenya la pulse transformateur ka contacts solder.
5. Ni a tun tɛ se ka fɛn tiɲɛnen dɔn ni ɲɛ ye, an bɛ fiyɛliw, diodew, transistors électrolytiques ani condensateurs sɛgɛsɛgɛ ɲɔgɔn kɔ. Nka, a bɛ se ka kɛ ka kɔrɔsili mikrosɛrɛkiliw tiɲɛni sigi sen kan dɔrɔn cogo la min tɛ ɲɛ – ni fanga tɛ yen, ani ni fɛn danfaralenw bɛɛ bɛ cogo ɲuman na. Tiɲɛ na, a bɛ kɛ ko ni kuran modulu tɛ baara kɛ, fiyɛli bɛ to a cogo la. O ko sugu bɛ se k’a jira ko gɛlɛya bɛ transistor (transistor) la min bɛ wele ko pulse generateur (fɔɔnɔbɔlan) min bɛ wele ko high-frequency pulse generator.
6. An b’a lajɛ, k’a sɔrɔ an ma solder (solder) kɛ ka bɔ pankurun na, ni balawu rezisti karilen don, ni filter condensateur haute-voltage (filtre haute-voltage) ka surunya, rectifier diodes (rectifier diodes) jeni (ka tiɲɛ).
7. Ni an ye fɛn tiɲɛnen dɔn, an b’a bila a nɔ na.
8. Ni baarakɛbaliya dɔ sɔrɔla ni telewisɔn sumana, o bɛ se ka ban ni a ye fɛn tiɲɛnen nɛnɛ ni bɔgɔmugu ye min sutura dɔlɔ walima asetɔni na. Ni a ma dɔn yɔrɔ kɛrɛnkɛrɛnnen jumɛn de ye sababu ye, baarakɛbaliya bɛ se ka lawuli ni fɛn kelen walima fɛn wɛrɛ sumayalen ye ni solder ye.
9. An bɛ ka segin dilancogo kan. An bɛ lanpan bila fiyɛlilan nɔ na, ​​ka telewisɔn da réseau kɔnɔ. Ni lanpan ye yeelen bɔ ka faga, taamasiyɛn bɛ yeelen bɔ, raster bɛ ye ɛkran kan, an bɛ fɔlɔ min kɛ o ye ka scanning horizontal (sɛgɛsɛgɛli wulicogo) suman. Ni a ka bon kojugu, aw bɛ kuran kondansɛriw lajɛ ani ka u falen. O kɛcogo kelen de bɛ Kɔlɔsi ni optocoupler fila-fila dɛsɛra.
10. Ni taamasiyɛn bɛ makun ni yeelen bɛ yeelen bɔ ka faga, raster tɛ yen, o bɛ gɛlɛya jira pulse generator daminɛ na. An bɛ tension hakɛ lajɛ tension électrolytique condensateur kan filter ka voltage belebele yɔrɔ la. Ni a y’a jira ko a tɛ tɛmɛ 279 volt kan, an bɛ sababu ɲini rectifier bridge diode karilenw na walima condensateur leakage la. Ni tension tɛ yen fewu, an bɛ segin ka kuran ciriw lajɛ. Aw ka kan fana ka rectifier haute voltage diode bɛɛ sɛgɛsɛgɛ.
11. Ni lanpan yeelen barikama don, aw bɛ telewisɔn tigɛ ka bɔ réseau la o yɔrɔnin bɛɛ. An bɛ ɛntɛrinɛti fɛnw bɛɛ kɔrɔbɔ kokura.

Samsung UA32EH4003 Telewisɔn kuran dilancogo: https://youtu.be/uGYd3hE8Zfw Telewisɔn kuran tiɲɛni dɔncogo senfɛ senfɛ ani nin minɛn in dilancogo ɲɛfɔlen don nin kalan wideyo in kɔnɔ: https://www.youtube.com/ watch?v =daXMYuZ1CXg Telewisɔnw ka kuran sɛnɛtaw dilancogo: https://youtu.be/yru9PNAKAkE Kuran tiɲɛni ye telewisɔn tiɲɛni sababu dɔ ye min ka teli ka kɛ. Ni aw bɛ ɲɛminɛ ni cikanw ye minnu bɛ kɛ senfɛ-senfɛ, aw bɛ se ka dilanw kɛ aw yɛrɛ ye. Ni waleyali ni hakilinata dɔnniya bɛrɛ tɛ yen, a ka fisa aw ka teliya ka taa dilan yɔrɔ la walasa ka aw tanga gɛlɛyabaw ma minnu ka jugu kosɛbɛ.